996858256

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79979}}^1$

素因数の和:80047

約数の個数: 40

約数和(自身を含む): 2082679200

約数和(自身を除く): 1085820944

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 79979, 159958, 319916, 639832, 1279664, 1519601, 3039202, 3279139, 6078404, 6558278, 12156808, 13116556, 24313616, 26233112, 52466224, 62303641, 124607282, 249214564, 498429128, 996858256]

約数ペア:

[(1, 996858256), (2, 498429128), (4, 249214564), (8, 124607282), (16, 62303641), (19, 52466224), (38, 26233112), (41, 24313616), (76, 13116556), (82, 12156808), (152, 6558278), (164, 6078404), (304, 3279139), (328, 3039202), (656, 1519601), (779, 1279664), (1558, 639832), (3116, 319916), (6232, 159958), (12464, 79979)]